TY  - BOOK
AU  - Blatt, Harvey
AU  - Tracy , Robert J
AU  - Owens, Brent E
TI  - Petrology: Igneous, Sedimentary, and Metamorphic
SN  - 9780716737438
U1  - 552.5 
PY  - 2007///
CY  - New York
PB  - W. H. Freeman and Company
KW  - Petrology
ER  -